Jun 22, 2012. /Lesprom Network/. U.S.total printing-writing paper shipments increased 1% in May compared to May 2011. Shipments for the two coated printing-writing grades posted year-over-year increases compared to last May while shipments for the two uncoated grades declined, as the American Forest & Paper Association said in a press release received by Lesprom Network. U.S. purchases (shipments + imports – exports) of printing-writing papers decreased 1percent in May. Total printing-writing paper inventory levels also changed by 1%, decreasing compared to last month. The American Forest & Paper Association is the national trade association of the forest products industry, representing pulp, paper, packaging and wood products manufacturers, and forest landowners.